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Hexafluoroacetone

Synonyms & Trade Names
Hexafluoro-2-propanone, 1,1,1,3,3,3-Hexafluoro-2-propanone, HFA, Perfluoroacetone
CAS No.
684-16-2
RTECS No.
UC2450000
DOT ID & Guide
2420 125
Formula
(CF3)2CO
Conversion
1 ppm = 6.79 mg/m3
IDLH
N.D.
See: IDLH INDEX
Exposure Limits
NIOSH REL
TWA 0.1 ppm (0.7 mg/m3) [skin]
OSHA PEL
none See Appendix G
Measurement Methods
None available
See: NMAM or OSHA Methods
Physical Description
Colorless gas with a musty odor. [Note: Shipped as a liquefied compressed gas.]
Molecular Weight
166.0
Boiling Point
-18°F
Freezing Point
-188°F
Solubility
Reacts
Vapor Pressure
5.8 atm
Ionization Potential
11.81 eV
Flash Point
NA
Upper Exposive Limit
NA
Lower Explosive Limit
NA
Relative Gas Density
5.76
Nonflammable Gas, but highly reactive with water & other substances, releasing heat.
Incompatibilities & Reactivities
Water, acids [Note: Hygroscopic (i.e., absorbs moisture from the air); reacts with moisture to form a highly acidic sesquihydrate.]
Exposure Routes
inhalation, skin absorption, skin and/or eye contact
Symptoms
irritation eyes, skin, mucous membrane, respiratory system; pulmonary edema; liquid: frostbite; In Animals: teratogenic, reproductive effects; kidney injury
Target Organs
Eyes, skin, respiratory system, kidneys, reproductive system
Personal Protection/Sanitation
(See protection codes)
Skin:Prevent skin contact/Frostbite
Eyes:Prevent eye contact/Frostbite
Wash skin:No recommendation
Remove:No recommendation
Change:No recommendation
Provide:Frostbite wash
First Aid
(See procedures)
Eye:Frostbite
Skin:Frostbite
Breathing:Respiratory support
Respirator Recommendations

Not available.

Important additional information about respirator selection

See also
INTRODUCTION   ICSC CARD: 1057
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